
/*
 * Copyright (C) Igor Sysoev
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_TIMES_H_INCLUDED_
#define _NGX_TIMES_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>


typedef struct
{
    time_t     sec;
    ngx_uint_t msec;
#if (T_NGX_RET_CACHE)
    ngx_uint_t usec;
#endif
    ngx_int_t gmtoff;
} ngx_time_t;


void    ngx_time_init(void);
void    ngx_time_update(void);
void    ngx_time_sigsafe_update(void);
u_char *ngx_http_time(u_char *buf, time_t t);
u_char *ngx_http_cookie_time(u_char *buf, time_t t);
void    ngx_gmtime(time_t t, ngx_tm_t *tp);

time_t ngx_next_time(time_t when);
#define ngx_next_time_n "mktime()"

#if (T_NGX_RET_CACHE)
extern volatile ngx_tm_t *ngx_cached_tm;
#endif

extern volatile ngx_time_t *ngx_cached_time;

#define ngx_time()      ngx_cached_time->sec
#define ngx_timeofday() (ngx_time_t *)ngx_cached_time

extern volatile ngx_str_t ngx_cached_err_log_time;
extern volatile ngx_str_t ngx_cached_http_time;
extern volatile ngx_str_t ngx_cached_http_log_time;
extern volatile ngx_str_t ngx_cached_http_log_iso8601;
extern volatile ngx_str_t ngx_cached_syslog_time;

/*
 * milliseconds elapsed since some unspecified point in the past
 * and truncated to ngx_msec_t, used in event timers
 */
extern volatile ngx_msec_t ngx_current_msec;


#endif /* _NGX_TIMES_H_INCLUDED_ */
